#include <stdio.h>
int main()
{
    int n, count = 0;
    printf("Please enter number:");
    scanf("%d", &n);
    do
    {
        if (n % 2)
        {
            n = n * 3 + 1;
            printf("[%d]: %d*3+1=%d\n", ++count, (n - 1) / 3, n);
        }
        else
        {
            n /= 2;
            printf("[%d]: %d/2=%d\n", ++count, 2 * n, n);
        }
    } while (n != 1);

    return 0;
}
//熊贤豪